Early Discontinuation and Withdrawal data. More information is available at https://adni.loni.usc.edu/data-samples/adni-data/
Usage
data(TREATDIS)Details
ORIGPROT character Original study protocol , with options: ADNI1, ADNIGO, ADNI2
COLPROT character Study protocol of data collection , with options: ADNI1, ADNIGO, ADNI2
PTID character Participant ID
RID numeric Participant roster ID Range value: 2, ..., 5295
VISCODE character Visit code
VISCODE2 character Translated visit code
RECNO numeric Range value: 1, ..., 6
EXAMDATE character Examination Date
EXAMDATEYR_DRVD numeric Year of Discontinuation/Withdrawal/Completion oF ADNI2 (Derived from EXAMDATE) Range value: 2000, ..., 2019
WDRAWTYPE numeric 1. Is this a Full or Partial Withdrawal?
ADNI1: 1=Full ; 2=Partial ; 3=Completion of ADNI 1, not continuing to extension protocol
ADNIGO: 1=Full ; 2=Partial ; 3=Completion of ADNIGO, not continuing to extension protocol
ADNI2: 1=Full ; 2=Partial
WDPARTIAL character If Partial, what is the participant withdrawing from?
ADNI1: 1=1.5 T MRI ; 2=3.0 T MRI ; 3=PET ; 4=Lumbar Puncture ; 5=PIB
ADNIGO: 1=1.5 T MRI ; 2=3.0 T MRI ; 3=FDG PET ; 6=AV-45 PET ; 4=Lumbar Puncture ; 7=consent to store/share samples/clinical data ; 8=DNA sample collection ; 9=consent to store and share DNA ; 10=RNA sample collection ; 11=consent to store and share RNA ; 12=provisional autopsy consent
ADNI2: 1=1.5 T MRI ; 2=3.0 T MRI ; 3=FDG PET ; 6=AV-45 PET ; 20 =Tau AV-1451 F 18 ; 4=Lumbar Puncture ; 7=consent to store/share samples/clinical data ; 8=DNA sample collection ; 9=consent to store and share DNA ; 10=RNA sample collection ; 11=consent to store and share RNA ; 12=provisional autopsy consent ; 13=Full Clinic Visits (agrees to only telephone follow-up) ; 21 = Cogstate Brief Battery
WDREASON character Reason for Withdrawal
ADNI1: 1=Adverse Event ; 2=Death ; 3=Safety Risk ; 4=Protocol Violation ; 5=Non-Compliance ; 6=Investigator Judgment ; 7=Consent Withdrawn ; 8=Study Terminated ; 9=Loss of Study Partner ; 10=Lost to Follow-Up ; 11=Coordinating Center Request
ADNIGO, ADNI2: 1=Death (SAE required, provide details below) ; 2=Withdrawn Consent ; 3=Perceived Safety Risk ; 4=Protocol Violations ; 5=Non-Compliance with Protocol ; 6=Adverse Event (provide detailed explanation below) ; 7=Elects to enroll in clinical trial ; 8=Contraindication to Procedure (e.g. pacemaker) ; 9=Elects to start an excluded FDA Approved treatment for AD (patient/caregiver) ; 10=Participant Burden (provide detailed explanation below) ; 11=Loss of Study Partner with no replacement available ; 12=Study Partner Burden ; 13=Study Partner unwilling or unable to participate (provide detailed explanation below) ; 14=Subject Moved: unable to transfer or to travel distance for visits ; 15=Subject Moved to Nursing Facility ; 16=Study Partner Moved: unable to transfer or to travel distance for visits ; 17=Study Terminated (Mandated by Project Director or IRB) ; 18=Non-responsive (Registered mail returned, not showing for appointments, not answering phone calls) ; 19=Did not understand consent ; 20=Compensation inadequate/ not competitive ; 21=Other (provide detailed explanation below) ;
WDFOLLOWUP character 2. Follow-up: (check all that apply)
ADNI1: 1=Agrees to return for all follow-up visits. ; 2=Agrees to return for final visit. ; 3=Agrees to unscheduled visit. ; 4=Refuses/unable to return for any future visits.
ADNIGO: 1=Agrees to return for all follow-up visits. ; 2=Agrees to return for final visit. ; 4=Refuses/unable to return for any future visits.
ADNI2: 1=Agrees to return for all follow-up visits. ; 5=Agrees to follow-up phone visits only ; 2=Agrees to return for a final in-clinic visit. ; 4=Refuses/unable to return for any future visits.
ID numeric Range value: 2, ..., 2346
SITEID numeric Site ID Range value: 1, ..., 127
USERDATE Date record created Date: YYY-MM-DD
USERDATE2 Date record last updated Date: YYY-MM-DD
update_stamp POSIXct: YYY-MM-DD